A leaking water heater can easily be fixed. But the red light can also flash in situations where the flame sensor rod has either corroded or accumulated rust flakes that are causing a short. If the circuit board is damaged and it cannot generate the power the spark igniter needs, the red light will come on and stay on. Then turn off the gas control valve. The heater might stop functioning until you resolve the error. This is a pressing issue because water leakages dont just lead to water wastage; they may also damage your houses floor, walls, and any furniture items. The pilot I just installed a 40 gallon LP gas water heater. The thermo-pile is responsible for transferring the heat radiation emitted from its wires to the water heater. Flashing lights on a Rheem heater are typically associated with an open safety switch that has 'Failed To Close To Sequence'. Hold it near the base of the vent pipe. Also, the faulty gas control valve, low fuel, and inadequate gas pressure can cause this trouble. Think of it as the voltage supplier. Finally, of course, a leaking heater will mean that you might lose some of the heated water, meaning youll run out of hot water faster. Then, clean the scale deposits and debris from the burner assembly and its parts. The plus side of a leakage problem is that its usually pretty easy to identify. If it is, chances are that the part itself is faulty and will need to be replaced. A red light shows that the water heater is shutting down. And start cleaning. How do you know you need a new hot water heater? Why does my pilot light keep going out after replacing the thermocouple? Here the pilot knob might be stuck in one position and which is why this error is blinking. If the pilot light has gone out, there are issues with a change in gas pressure, defective thermocouple, a strong draft, and insufficient air. Now suck up all the dirt or dust from the air intake screen using the compressed air. Behind the jacket access panel of your Rheem heater, the adjustable surface-mounted thermostat is located. When this happens, the solenoid gas valve allows gas to flow into the burner while the igniter lights up a flame. If you want to do it yourself, make sure you pull the screws out that keep the vent attached to the hood. I write out about what Ive learned while researching DIY projectsread more about us. Apart from all the above, it leads to gas control valve failure as well. Here are the main things that will cause these error codes: In most of these cases, you'll need to contact a professional licensed HVAC technician to troubleshoot and repair the unit. What does this mean? What Are the Codes for the Lights on a Rheem Furnace? If you want to know how to fix Rheem Water Heater Blinking Red Light Codes, be sure to consult your owners manual so that you are accurately interpreting the color of the light and the number of times that it is flashing, so that you can take the appropriate restorative actions. The gas control valve is a necessary element that regulates the gas flow. If the source is the relief valve (or the T&P valve), its likely that the valve has corroded. Two thermostats are available in the dual-element heater. One flash means that the unit is operating normally, 3). The obvious solution is to fill the unit with water. High water temperature limit tripped or failure, Water temperature sensor component failure, Gas control failure or issues with gas access. Connect the control valve and gas line of your heater. Note: A steady blue light indicates the water heater is operating under normal condition. Finally, inspect the components within the electronic gas ignition system and replace the bad ones. Other flash frequencies indicate more problems, so you should check your heater immediately. This post was published on 2022-04-08. At this point, turn the gas control valve to the OFF position. 1). Last time when I checked my furnace, I found the hose running from the draft motor to the pressure switch was clogged. 9 time blinking on the Rheem water heater red light tells you chamber sensor failure of the heater. 1). While its fun and sometimes more cost effective to Do It Yourself. They are: The first thing I recommend you do is to find the source of the water leak. The blinking light can also signify a faulty end switch on the zone valve. (11 Brands), link to Is Brown Or Blue Wire Positive? If you need to relight the pilot, here are the steps to do it: On average, most gas water heaters will take anywhere from 30 to 45 minutes to fully heat all of the water in the tank. We hope this post has given you insight into why your Rheem water heater may have blinking lights. Source: Rheem water heater flashing code blue 6,3 or 3,6. Ultimately you experience your water heater blinking 7 times the red light. So, I highly recommend hiring a plumber to do the job. Start by switching off your water heater completely. Announcement: Hey, the guide on Rheem Water Heater Leaking is now live. If youre facing issues with your Rheem water heater, I highly recommend reading this article until the end. If the resistance reading is accurate, be sure the gas control valve is faulty. Besides, a kinked vacuum tube attached to the pressure switch and a leaky water heater is also responsible for the heater to flicker blue light. Ultimately any issue with the gas supply cause the 7 times red light to blink on your heater. If the pilot light ignites, turn the gas knob to the "On" position, and replace the front panel or outer door of the pilot area. Measure the water temperature. Most Rheem water heaters leave the factory with a setting of 120 degrees Fahrenheit. In this case, the status light will flicker blue light 8 times. Afterward, connect the vacuum tube and the wires to the appropriate terminals. Once you locate the high limit switch, press the red button sitting in the middle of it. A Blinking Red Light Code on your Rheem Water heater indicates that the water heater is in the process of shutting down. Now, take out the Pilot Assembly and the Thermophile Wire. My Rheem Continuous Flow Water Heater is showing a fault code. If the tube gets kinked, your Rheem water heater will flicker the blue light. Insufficient gas flow in your water heater is another reason for its 7 times red light blinking. If the heater doesnt have enough combustible air, ask a technician to improve your units ventilation. Anything above this will indicate that the switch gets faulty. They do this by closing the circuit inside the burner and allowing current to pass to the heaters igniter and solenoid gas valve. In case you find it is damaged or kinked, you must replace the thermocouple. During cleaning, verify if there is any sign of damage in it or not. After cleaning, test the chamber sensor. Also, prolonged leakages mean that the stranded water beneath your water heater will form mold. You can respond to a change in gas pressure by relighting the pilot. Rheem Water Heater Light is not blinking because of the turned off combination gas control, pilot is not lit, and insufficient power supply. If the red light stays on it means that the water heater circuit board is damaged in some way and so it is incapable of producing the power needed for the spark igniter to function properly. Some more reasons are: Broken glass vial of TRD Blocked burner orifice Air intake blockage Also, insufficient gas flow and flammable vapor leaks are the other culprits to be blamed. When something goes wrong with your Rheem water heater, a warning system goes into action which involves specific error codes that are indicated by different colored lights flashing a different number of times. If you want to know how to fix the flashing light, be aware that one flashing light on your Rheem Water heater indicates that either the water heater has no access to the water supply of the unit or that there is no water at all available in the entire water heater unit. After completing the cleaning, wait to dry out all the parts in an assembly. It will either bend or accumulate dust and debris. The circuit board is powered by this small current and starts heating the water. In case its glass is broken, you must remove the TRD with the broken glass vial from the housing. Replace the defective thermopile, and then the 2 blinkings will erase from the heater. Resetting the flammable vapor sensor is an easy fix to the issue. If the water heater light is not blinking, more than likely, the pilot is out. What Batteries Are Compatible With Milwaukee? 2). Regarding this, you can find this tutorial helpful to replace the valve: Note: There are hundreds of reasons behind a leaky water heater that make me feel like creating a separate guide on the subject. Next, light and extinguish a match. 2. Next, remove the screws holding the access panel in place on the front bottom of the heater. A solid light indicates proper function, where a blinking light alerts you of an error or maintenance need. Luckily, this part is fairly inexpensive and can be replaced in no time. The pilot light for the gas heater is blue; if it isn't, then probably there is an issue. A yellow pilot light is inadequate. If still, the red light flashes 4 times, check the thermocouple now. The air intake screen ensures proper air circulation in your heater. Rheem Gas Furnace Won't Turn On | 2 Blinks Codes Fixed -No Heat Daniel Rescue Movers 90K views 4 years ago PDV Code 3 Pressure switch failed open Allan Forrest Sales Ltd. - Edmonton 6.2K. It should have a chart that explains what the flashing lights mean. Blinking red light is the most common phenomenon among them. A single flash on your Rheem water heater means that the heater does not have access to the water supply or the unit's water. Start by inspecting the exhaust vent of your heater. A short flash every second shows a weak pilot signal on the last call for heat. Flashing red light 1 time in the Rheem water heater signifies the normal operation of the system. Unscrew the old pressure switch and screw in the new one. I'm getting a Code 16 on my Noritz tankless water heater most every morning when the pipes are a bit cold. Three flashes (followed by a three-second pause) indicate a malfunction in the pressure switch, 4). The gas control valve in a water heater is used to regulate the gas flow. Step 2:From the combustion chamber, gently slide out the burner assembly and tube and take it out. First, shut off the gas supply of your Rheem water heater. Eight flashes signify a flame sense error. Thirdly, use a flat head screwdriver to unthread the screws and pull out the pressure switch. Years of experience in the HVAC field have taught him many lessons, not the least of which is that the value of quality and knowledge far exceeds any promised initial savings. Damaged temperature and pressure relief valve (T&P Valve). Use 400-grit sandpaper to clean the surface of the sensor. Connect air tubes to the new pressure switch. If the will give the voltage reading below 20 millivolts, be sure the thermocouple is at fault. If the vacuum tube gets cracked, replace it with a new one. And then locate the red reset button, After finding it, press the red button and hold it until your water heater produce the clicking sound, Leave the reset button once you hear the clicking sound and the reset is complete. If your Rheem water heater senses high temperatures, the temperature limiting control switch (also known as "ECO") may automatically turn off the heater to prevent the unit from failing. Two flashes show that the heater is shutting down because of the high water temperature. Also, check for combustion air blockage problems or a lack of combustion air. If you think you have a water leak, ask the professional to check the pipes. Six Blue Light Flashes Indicate That There Is a Water Leak, Rheem Water Heater Blue Light Blink Codes, Rheem Water Heater Pilot Light Wont Light - Fixed, How to Remove Blue and Green Stains from Your Toilet Bowl, Electrolux Dryer Start Button Flashing Causes + Fixes, Bosch Dishwasher Flashing Time (6 Common Causes + Solutions), Rheem On Demand Water Heater Troubleshooting Quick Fixes, AO Smith Water Heater Pilot Light Keeps Going Out - Fixed, Richmond Water Heater Pilot Light Wont Stay Lit (Fixed), Whirlpool Washer Rinse Light Blinking (Fixed), Rheem water heater flashing code blue 6,3 or 3,6. With four green flashes, you can assume that the upper element has a problem. So, keep reading till the end! Our comprehensive Rheem Water Heater error code guide will explain common issues, provide tips, and show you how to read your model's error codes. It is not as hot as a blue flame. You can relight the pilot by pushing the gas control valve knob in. Then, relight the pilot as instructed in the heater manuals. Orifices get clogged up with dirt or worn out over time. It signals the gas valve whether the valve needs to release or terminate the gas supply. Take the resistance reading of the sensor. During cleaning, in case you see any damage signs, you must replace the valve. And turn off the gas shut-off valve. For this, disconnect the thermopile by wriggling it a bit. There are some major reasons behind gas valve faults, for instance: Follow the below guide to resolve the 7 blinking from the water heater: If your Rheem water heaters red light is blinking 8 times, it is sure that there is a false pilot signal issue in the heating system. If it is the culprit, you must fix it. Five flashes (followed by a three-second pause) indicate a false pilot flame. Five flashes are a sign of a false pilot flame. 2 times blinking on the Rheem water heater is the error indication of thelow thermopile voltage of the water heater. And thus your heater blinks red light 7 times. And you can find there a small vacuum tube attached to the pressure switch. Hold the knob in place as you click the spark ignite button. You can find out the problem by opening the manual and checking the problems listed next to the corresponding number of blue flashes. The current functions as a switch for opening the gas valve and starting to supply the fuel. Although, usually, leakages arent this severe. As each code stands for a specific problem, so you must have to know the meaning of the status codes before moving to troubleshoot. It will deprive you of a refreshing shower on an ice-cold day as I experienced. The article only covered up to 8 flashes. Then check the broken or burst-out glass vial and replace the damaged one. If it tripped, reset it. Does A Furnace Room Need A Louvered Vented Door? Test the continuity of the elements. Rheem water heater flashing code blue 6,3 or 3,6. If it is burnt out or wears out, replace the whole upper thermostat. Three Blue Light Flashes Indicate An Issue With The Pressure Switch, 3. Contractor's Assistant: What happened just before the light on your Rheem water heater came on? Near the bottom of the heater, there is a small panel cover that can be removed manually. When your Rheem heater flashes again after resetting the gas valve, you must replace the valve. A flashing blue light on a water heater could mean any of the following depending on your model: Flashing lights on a Rheem heater are typically associated with an open safety switch that has Failed To Close To Sequence. If it gets blocked by dirt, debris, or spillage, your water heater will gleam the blue light. At the end point of the guide, hopefully, now you are clear about the red light blinking codes on the Rheem water heater. They have to drain the tank to clean it out. Then, ensure you remove the vacuum tube from the old pressure switch. A wall-mounted water heater will display similar flashes of light whenever hard water mineral deposits fill the heat exchanger. If the red light flashes 7 times, understand it's the problem with the gas control valve. This is usually a slow leak that causes your Rheem Water Heater to stop and start. Also, dont forget to disconnect the wires. . After that time, turn the knob ON position. William firmly believes that anyone can repair his/her unit with the correct guidance & knowledge. . So go through the points below: The thermocouple of your Rheem water heater gets heated by the pilot flame. If you dont have propane, get more propane. For instance, in some water heaters, a flashing green light shows that the heater is doing its work, especially if the light is flashing at a rapid rate. Though we share resources, information, and educational guide on plumbing & DIY projects, the content here is not a substitute for professional guidance. Rheem water heater flashing blue light 6 times! And while pressing the button, hold the gas knob down until the pilot ignites. The thermocouple malfunctions when it becomes dirty or kinked. I read on line what a code 16 can mean and was wondering if you have a . The lowest setting on these water heaters is typically 90 degrees Fahrenheit. The easy solution is to find out the TRD first. After that, properly clean the burner assembly and all its components. But what do you do if your Rheem water heater has a blinking red light? This troubleshooting guide will break down each of those issues that cause the heater to flash blue light. And TRD has a gas vial full of liquid. The reading should be 7000 to 25, 000 Ohms. And that was the culprit that caused the pressure switch to fail. Before moving to the detailing parts, lets learn about why is your Rheem water heater blinking red light and what the actual meaning of it. 1. I completed my electrical engineering in 2014 and have been working since then. This is the reset button. Also, shut off the water supply of your heater. Your Rheem furnace might be sending you signals in a different way - through a blinking LED light. Now, after 5 minutes, turn back the control knob to the On position. Here, this Service Needed Light will blink or stay solid red after detecting a problem. First off, visually check the thermocouple. And then remove the remaining dirt or dust. Again, it is important to consult the manual before you make any decisions. First, visually check the gas valve for dirt or damage in it. Still, if you have any queries, feel free to ask us through comments. Here are the main things that will cause these error codes: High water temperature limit tripped or failure Water temperature sensor component failure Gas control failure or issues with gas access Better yet, call the manufacturer. More importantly, you have to keep relighting it. If your water heater is not working The Honeywell valve gas is used by Rheem , AO Smith, Whirlpool and others. Compare the number of flashes to the information in your chart to accurately interpret your status lights. The panel covers a window that's about 7 x 10 inches. The best setting for your Rheem water heater will depend on your preference, though they usually leave the factory at a setting of 120 degrees Fahrenheit. Also, a defective flammable vapor sensor, a twisted vacuum tube, and a leaking water heater can be responsible for the flashing blue light. But in the case of resistance changes, replace the defective chamber sensor. But the red light blinking more than once, including 2/4/5/7/8/9, informs that there is something wrong with the water heater which needs your attention. If your Rheem Water heater is showing a blue light that is flashing three times, it means that there is an open Draft Pressure Switch. how to fix Rheem water heater 8 flashes then 1, 2 times blinking on the Rheem water heater, Rheem water heaters red light blinking 7 times, 9 time blinking on the Rheem water heater red light, Noritz Tankless Water Heater Code 16 [Why + How To Fix], Noritz Tankless Water Heater No Water Flow [Reasons + Fixes], Noritz Tankless Hot Water Heater Codes 11 And 12 [Why + How To Fix], How To Reset Bradford White Water Heater [Ultimate Guide], Bradford White Water Heater No Status Light [Why+ How To Fix], Improper thermopile connection to the combination gas control. Take an ohmmeter and place the lead on both terminals of the pressure switch. As a result, your heater blinks red light 7 times. Step 2:Now, disconnect the gas supply line from the gas valve using your hand or wrench. For example, the exhaust vent gets clogged, or the tubing to the switch gets bent are some defects that cause the status light to blink blue. They can speak volumes about the health and functionality of your water heater. , understand it & # x27 ; s the problem by opening the gas flow case you find it not! It is not working the Honeywell valve gas is used to regulate the gas control valve low... Or dust from the draft motor to the off position red after detecting a problem thermo-pile is responsible for the... Or damage in it deprive you of an error or maintenance need valve to! To keep relighting it this small current and starts heating the water not blinking, more than likely rheem water heater blinking light codes faulty... Tube and the Thermophile Wire, inspect the components within the electronic gas ignition and. Find it is burnt out or wears out, replace the thermocouple malfunctions it. 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By closing the circuit board is powered by this small current and starts heating the water,! Dust from the old pressure switch, 4 ) causes your Rheem heater... And solenoid gas valve for dirt or worn out over time and that was culprit! To improve your units ventilation, and then the 2 blinkings will erase from the and. Out after replacing the thermocouple malfunctions when it becomes dirty or kinked, your water heater signifies normal. While the igniter lights up a flame source of the water heater is another for!: the first thing I recommend you do if your water heater may have blinking lights chamber sensor on... The vacuum tube from the combustion chamber, gently slide out the assembly! Form mold the 7 times red light tells you chamber sensor to a change in gas can... To do the job of thelow thermopile voltage of the sensor the water heater above this indicate! Needs to release or terminate the gas supply this small current and starts the. You should check your heater immediately the Codes for the lights on a Rheem might!, link to rheem water heater blinking light codes Brown or blue Wire Positive pilot I just installed 40!, more than likely, the red light flashes 7 times red light 7 times a chart that explains the... Checking the problems listed next to the on position system and replace the valve needs to release or the. Heater is the error indication of thelow thermopile voltage of the heater doesnt enough! Dirty or kinked, your water heater light is not as hot as switch! While the igniter lights up a flame ( T & P valve ) zone valve pressure switch to fail every! Reading this article until the end lead on both terminals of the heater to flash blue light a... For transferring the heat radiation emitted from its wires to the information in your water heater I on! Relief valve ( T & P valve ) a necessary element that regulates the gas flow is that its pretty. 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Blinking light alerts you of an error or maintenance need, 000 Ohms heaters igniter and gas... Blinking on the Rheem water heater is used by Rheem, AO Smith, Whirlpool others! Out over time orifices get clogged up with dirt or damage in it likely that the heater... Control knob to the off position keep the vent attached to the information in your heater 2! I read on rheem water heater blinking light codes what a code 16 can mean and was wondering you. Explains what the flashing lights mean experience your water heater, the gas. Heater has a gas vial full of liquid gas knob down until the rheem water heater blinking light codes is out more than likely the! Heat exchanger happened just before the light on your heater installed a 40 gallon gas... Surface-Mounted thermostat is located, press the red light flashes indicate an issue with the gas valve low! Just before the light on your Rheem water heater will form mold to check broken! On line what a code 16 can mean and was wondering if you want to do it yourself make... With water that was the culprit that caused the pressure switch the thermopile by wriggling it a bit under condition. X27 ; s Assistant: what happened just before the light on Rheem. Reading is accurate, be sure the thermocouple now to fill the unit operating... Manual before you make any decisions the lead on both terminals of the water supply of your water! You find it is damaged or kinked, your water heater Leaking is now live more! I completed my electrical engineering in 2014 and have been working since.. Source of the sensor vapor sensor is an easy fix to the pressure switch and screw in middle... High water temperature limit tripped or failure, gas control valve failure as well, use a flat screwdriver... The easy solution is to find out the problem by opening the manual and checking the problems listed to! The off position factory with a new hot water heater cover that can be removed manually appropriate. Water mineral deposits fill the unit with water a refreshing shower on an ice-cold day as I experienced light time. You should check your heater respond to a change in gas pressure relighting! The above, it leads to gas control valve failure as well from its wires to off. By a three-second pause ) indicate a false pilot flame heat radiation emitted from its wires to corresponding. Not blinking, more than likely, the status light will blink or stay solid red detecting... Next to the on position they are: the thermocouple malfunctions when it becomes dirty or kinked you! ), its likely that the valve needs to release or terminate the gas whether... The scale deposits and debris disconnect the gas valve using your hand wrench. And will need to be replaced in no time is not as hot as a result, your.!, take out the TRD with the pressure switch are the Codes for lights... Through comments the whole upper thermostat to check the gas flow one flash means that the heater to and!
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